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两栖纲
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两栖纲
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理学
两栖纲(化石)
释
两栖纲(化石)
脊椎动物中最早登上陆地的一个门类,其他陆生脊椎动物由它发展而来。包括现生两栖类及其近亲(滑体两栖类)和古生代、中生代的非羊膜类四足动物(即“古代”两栖类)。
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theory of ceramics sintering
theory of characteristics
theory of chemical reactivity
Theory of Ci
theory of city life cycle
theory of classes
theory of cloud origin forests
theory of cognitive vulnerability for depression
theory of combinations
theory of commitance
theory of communication
theory of communication effect
theory of communication network
theory of communicative action
theory of complexity of computations
theory of complex multiplication
theory of computation
theory of computer science
theory of computing
theory of conditioned reflex
theory of conduct domination
theory of conformal mappings
Theory of Confucian Collection
theory of congruence model
theory of conic sections
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